Face mask



FIG. 1 is a top perspective view of a face mask showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a side elevational view thereof, the side opposite being a mirror image of the side shown in FIG. 4; and,

FIG. 5 is a top plan view thereof, the bottom view being identical to the top view shown in FIG. 5. 

The ornamental design for a face mask, as shown and described. 